Summary statistics for a_c2_38 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_38 | 2,189 278338.1 776814.6 -941322 2.60e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018